Google announced that SSL-encrypted search will be the default for signed-in users. https://www.google.com This change encrypts the search queries and Google’s results page. This is especially important when you’re using an unsecured Internet connection, such as a WiFi hotspot in an Internet cafe.When someone search from https://www.google.com and websites you visit from google organic search listings will still know that they came from Google, but won’t receive information about each individual query.
Google SSL-encrypted search